1--TEST-- 2Bug #25547 (error_handler and array index with function call) 3--FILE-- 4<?php 5 6function handler($errno, $errstr, $errfile, $errline, $context) 7{ 8 echo __FUNCTION__ . "($errstr)\n"; 9} 10 11set_error_handler('handler'); 12 13function foo($x) { 14 return "foo"; 15} 16 17$output = array(); 18++$output[foo("bar")]; 19 20print_r($output); 21 22echo "Done"; 23?> 24--EXPECT-- 25handler(Undefined index: foo) 26Array 27( 28 [foo] => 1 29) 30Done 31